Lena wants Mariana’s quinceañera to be perfect, but Mariana uncovers a secret that may ruin her day. Meanwhile, Lena’s mom visits; and Stef reminds Brandon of the dating rules when she observes his and Talya’s friction over Callie.
Brandon contemplates the big decision of whether to get a surgery that could either restore or destroy his dream of playing piano, but Stef and Lena find themselves on opposite ends of the debate.
Lena’s ex-girlfriend comes to visit and reveals a secret. Callie wants to help Talya when an embarrassing video of her is circulating around the school.
Callie and Jude are getting adopted, but a problem interrupts it. Jude gets asked out on a date and Brandon makes another bad decision that he will regret.